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Mg(s)+2H2O(l)→Mg(OH)2(s)+H2(g).Calculate the number of grams of Mg needed for this reaction to release enough energy to...

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Chemistry

Mg(s)+2H2O(l)→Mg(OH)2(s)+H2(g).Calculate the number of grams ofMg needed for this reaction to release enough energy to increasethe temperature of 75 mL of water from 21 ∘C to 76 ∘C. Calculatethe standard enthalpy change for this reaction.

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